AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 00:00, Sep 21 Local time
22
US AQI⁺Good
Main pollutant:
PM2.5
4 µg/m³
15°
12 km/h
94 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 33 |  | 16° 14° |  23 km/h | 96% |
| Tue | 43 | | 17° 13° | 18 km/h | 93% |
| Wed | 32 |  | 21° 15° | 17 km/h | 71% |
Air pollutants
What is the current air quality in San Francisco?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in San Francisco
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in San Francisco today?
Index
Moderate
 Tree None | 0% |
 Grass None | 0% |
 Weed Moderate | 50% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in San Francisco today?
Index
Moderate
Tree None | 0% |
Grass None | 0% |
Weed Moderate | 50% |
Source:
wetter.comProtect yourself from air pollution in San Francisco
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near San Francisco
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in San Francisco
Historic air quality near San Francisco
History
Historic air quality graph for San Francisco
Historic air quality near San Francisco
History
Historic air quality graph for San Francisco
Most polluted locations near San Francisco
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in San Francisco
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in San Francisco?
- 847-815 Chenery St1
- Bernal Heights 21
- Ingleside Terraces1
- Market Street 21
- Montezuma Street1
- Precita Avenue1
- Scott Street1
- Visitacion Valley1
- Potomac Street3
- 10th and Fulton Deck4
- 4066 23rd Street4
- 409A 30th Street4
- Chenery St4
- Joost Avenue 14
- Rivoli Street4
- Western Addition4
- Upper Shrader Cole Valley5
- Espirit Park Roof6
- Martha Avenue6
- 21st & Balboa7
- Buchanan and Broadway7
- Capitol Avenue7
- Cow Hollow7
- Golden Gate7
- Greenwich Street7
- Lippard Avenue7
- McAllister Street7
- Mission Bernal Hospital7
- Molimo Drive7
- Nob Hill7
- Outer Sunset 40th & Irving7
- Pine Street & California Street7
- San Jose Ave and Ocean Ave7
- West Page Street7
- 4256 22nd Street8
- 4010 Eureka Valley9
- 540 Victoria Street10
- Ashbury St10
- Edgehill Open Space Park10
- Mendell & La Salle Ave10
- Natoma Street10
- Quarry Road10
- West of Twin Peaks10
- Baker St11
- LH Webster11
- Quintara Street 211
- Capp Street Garden12
- Delano Avenue12
- Isis Street12
- Stanyan Street12
- Castenada Avenue13
- Flood Avenue13
- Lombard Street13
- 15th and Castro St.14
- 5235 Diamond Heights Boulevard14
- Balboa Park Pool14
- Mississippi Street14
- Wright Street 214
- 1034-1064 14th St15
- St Helena Cooperative Nursery School15
- 1770 McKinnon Avenue16
- 2949B-B Pacific Ave17
- Kensington Way17
- States Street17
- Broadway between Hyde and Larkin18
- Hickory Street18
- Pacheco Street18
- Page Street Station18
- Portola Street18
- Precita Valley18
- 116 Marietta Drive19
- 662 Cayuga Ave19
- 915 Cayuga Ave19
- Golden Gate Height19
- Laguna Street19
- Noe Valley 219
- Oakdale Avenue19
- Tompkins Avenue19
- 12th Ave21
- 313 Shotwell Street21
- 351 Magellan Ave21
- 4000-4098 21st St21
- Cole Valley21
- Eureka Valley21
- Lake & 21st Avenue21
- 100 Block Andover22
- 215 Connecticut St22
- Churchill Park22
- Diamond Street & Conrad Street22
- Duncan Castro Open Space22
- Mojave Street22
- Mt. Davidson22
- Santa Rosa Avenue22
- Staples Avenue22
- Walter Street22
- Filbert Street23
- Mid Liberty Street23
- St. 00-99 Block23
- 35 Keyes Ave24
- 491 Corbett Avenue24
- Anza Vista-the_balbs24
- Bernal Heights24
- Gladys Street24
- McCoppin Hub24
- Mission District24
- 144 Funston Avenue25
- 150 Parker Ave.25
- 1501-1599 8th Ave25
- 460 29th street25
- Hays Street25
- 18thAve/TaravalUlloa26
- 200-298 Carl St26
- 541 Presidio Blvd26
- 6th and Hugo Street26
- Brannan St26
- Buena Vista Heights26
- De Haro Blvd26
- Hazelwood at Mangels26
- Outer Sunset 426
- Sunnyside St26
- 100-200 Colby St27
- 4739-4737 California St27
- 1108-1126 Cabrillo St28
- 23rd Street & 3rd Street28
- 2799-2701 Green St28
- 427 Kirkham Street28
- 600-698 Panorama Dr28
- Jackson & Walnut28
- Mission District & Osage Street28
- Mission District 128
- 1377 29th Ave29
- Illinois Street29
- Miraloma Park O'Shaughnessy29
- 6th Ave Backyard30
- Bay Street30
- 100-200 Maynard St31
- 327-203 Marietta Dr32
- 476-498 Innes Ave32
- 3398 Baker Street33
- 382 7th St33
- 99-1 Dolores Terrace33
- Potrero Hill 233
- 1333 Jones St.34
- IFR Mission St & 25th St34
- Ingerson & Ingalls Street34
- Quesada & Jennings34
- Van Dyke and Lane street34
- 2-76 Amethyst Way35
- 3rd Street Youth Innes Location35
- BGC Tenderloin35
- Mother Brown’s35
- Newcomb Ave & Newhall St35
- Rincon Hill36
- Ripley Street36
- Crocker Amazon37
- Inner Sunset37
- Presidio37
- Downey Street38
- YMCA Bayview Hunters Point38
- Bocana & Cortland39
- Palou Ave & 3rd St39
- Pier 80 Terminal39
- The Nabe41
- Noe Valley42
- Griffith & Ingerson St43
- Safer Together/Bernal44
